Film production method and film production device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10355256
APP PUB NO 20170317327A1
SERIAL NO

15517729

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method of film production includes the steps of obtaining defect information including information on the position of a defect (D) in a separator original sheet (12b), slitting the separator original sheet (12b) to produce a plurality of separators (12a), and determining, on the basis of the defect information on a single defect (D), that a separator (12a) actually having the defect (D) and another separator (12a) adjacent to the above separator (12a) are defective.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • SUMITOMO CHEMICAL COMPANY, LIMITED

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kashu, Koji Niihama, JP 20 23
Kon, Yusuke Daegu, KR 13 12
Sakamoto, Tatsuya Niihama, JP 33 312
Wang, Jian Daegu, KR 1690 15934

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Jan 16, 2027
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jan 16, 2031
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00